Mitsubishi MELSEC QS Series, User Manual

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9
DEVICE EXPLANATION
9.2 Internal User Devices
9.2.4 Annunciator (F)
9
- 13
9
D
e
vi
ce
Exp
lana
tion
10
CP
U Mo
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Pr
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ssing
Ti
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e
11
P
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o
r W
rit
in
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Pr
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App
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In
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(b) Processing at annunciator OFF
1) Special register (SD62 to 79) data operation when annunciator is tunred
OFF by executing the RST F instruction
• The annunciator No. specified by the RST instruction is deleted, and the
stored annunciator Nos. after the deleted annunciator No. are shifted up.
• If the annunciator No. stored at SD64 was switched OFF, the new
annunciator No. which is stored at SD64 is stored at SD62.
• 1 is subtracted from the SD63 value.
• If the SD63 value is "0", SM62 is switched OFF.
2) LED indication
When the annunciator Nos. in SD64 to 79 all turn OFF, the
"
USER
" LED
,
which was turned ON as the annunciator turned ON, turns OFF.
Diagram 9.13 Processing at annunciator OFF (when RST F instruction is executed)
0
0
0
0
0
0
0
SD62
SD63
SD64
SD65
SD66
SD67
SD79
50
1
50
0
0
0
0
50
2
50
25
0
0
0
50
3
50
25
1023
0
0
SET F50 SET F25 SET F1023
50
2
50
1023
0
0
0
RST F25